Datasheet4U Logo Datasheet4U.com

UC3845T, UC3843T Datasheet - STMicroelectronics

UC3845T (UC3842T - UC3845T) HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

www.DataSheet4U.com ® UC3842T UC3843T UC3844T UC3845T HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER . . . . . . . . . TRIMMED OSCILLATOR FOR PRECISE FREQUENCY CONTROL OSCILLATOR FREQUENCY GUARANTEED AT 250kHz CURRENT MODE OPERATION TO 500kHz AUTOMATIC FEED FORWARD COMPENSATION LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT HIGH CURRENT TOTEM POLE OUTPUT UNDERVOLTAGE LOCKOUT WITH HYSTERESIS LOW START-UP AND OPERATING CURRENT Minidip S.

UC3845T Features

* to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under voltage lockout featuring start-up current less than 0.5mA, a precision reference trim

UC3843T_STMicroelectronics.pdf

This datasheet PDF includes multiple part numbers: UC3845T, UC3843T. Please refer to the document for exact specifications by model.
UC3845T Datasheet Preview Page 2 UC3845T Datasheet Preview Page 3

Datasheet Details

Part number:

UC3845T, UC3843T

Manufacturer:

STMicroelectronics ↗

File Size:

193.56 KB

Description:

(uc3842t - uc3845t) high performance current mode pwm controller.

Note:

This datasheet PDF includes multiple part numbers: UC3845T, UC3843T.
Please refer to the document for exact specifications by model.

📁 Related Datasheet

UC3845 SMPS Controller (Fairchild Semiconductor)

UC3845 CURRENTMODE PWM CONTROLLER (ST Microelectronics)

UC3845 HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS (UTC)

UC3845 High Performance Current Mode Controllers (ON Semiconductor)

UC3845 Current-Mode PWM Controllers (Texas Instruments)

UC3845A HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER (ST Microelectronics)

UC3845A CURRENT MODE PWM CONTROLLER (LINFINITY)

UC3845A Current-Mode PWM Controllers (Texas Instruments)

TAGS

UC3845T UC3843T UC3842T UC3845T HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER STMicroelectronics

UC3845T Distributor